package letsjava.pattern.template;

public abstract class Benchmark {
	/** * 下面操作是我们希望在子类中完成 */
	public abstract void benchmark();

	/** * 重复执行benchmark次数 */
	public final long repeat(int count) {
		if (count <= 0)
			return 0;
		else {
			long startTime = System.currentTimeMillis();
			for (int i = 0; i < count; i++)
				benchmark();
			long stopTime = System.currentTimeMillis();
			return stopTime - startTime;
		}
	}
}